Surface area of a rectangular prism made of unit cubes Online Quiz


Advertisements

Following quiz provides Multiple Choice Questions (MCQs) related to Surface area of a rectangular prism made of unit cubes. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.

Questions and Answers
Q 1 - Find the length, width and height of the following rectangular prism. Then find its surface area.

Surface area of a rectangular prism made of unit cubes Quiz1

Answer : D

Explanation

Step 1:

The length , width and height are l = 2 ; w = 2; h = 3

Step 2:

The surface area = 2(lw + wh + lh)

= 2(2×2 + 2×3 + 2×3)

= 2(4 + 6 + 6)

= 32 square units

Q 2 - Find the length, width and height of the following rectangular prism. Then find its surface area.

Surface area of a rectangular prism made of unit cubes Quiz2

Answer : B

Explanation

Step 1:

The length , width and height are l = 4 ; w = 3; h = 2

Step 2:

The surface area = 2(lw + wh + lh)

= 2(4×3 + 4×2 + 2×3)

= 2(12 + 8 + 6)

= 52 square units

Q 3 - Find the length, width and height of the following rectangular prism. Then find its surface area.

Surface area of a rectangular prism made of unit cubes Quiz3

Answer : A

Explanation

Step 1:

The length , width and height are l = 5 ; w = 5; h = 3

Step 2:

The surface area = 2(lw + wh + lh)

= 2(5×5 + 5×3 + 5×3)

= 2(25 + 15 + 15)

= 110 square units

Q 4 - Find the length, width and height of the following rectangular prism. Then find its surface area.

Surface area of a rectangular prism made of unit cubes Quiz4

Answer : C

Explanation

Step 1:

The length , width and height are l = 3 ; w = 5; h = 5

Step 2:

The surface area = 2(lw + wh + lh)

= 2(3×5 + 3×5 + 5×5)

= 2(15 + 15 + 25)

= 110 square units

Q 5 - Find the length, width and height of the following rectangular prism. Then find its surface area.

Surface area of a rectangular prism made of unit cubes Quiz5

Answer : B

Explanation

Step 1:

The length , width and height are l = 3 ; w = 3; h = 2

Step 2:

The surface area = 2(lw + wh + lh)

= 2(3×3 + 3×2 + 2×3)

= 2(9 + 6 + 6)

= 42 square units

Q 6 - Find the length, width and height of the following rectangular prism. Then find its surface area.

Surface area of a rectangular prism made of unit cubes Quiz6

Answer : C

Explanation

Step 1:

The length , width and height are l = 4 ; w = 2; h = 5

Step 2:

The surface area = 2(lw + wh + lh)

= 2(4×2 + 4×5 + 2×5)

= 2(8 + 20 + 10)

= 76 square units

Q 7 - Find the length, width and height of the following rectangular prism. Then find its surface area.

Surface area of a rectangular prism made of unit cubes Quiz7

Answer : A

Explanation

Step 1:

The length , width and height are l = 2 ; w = 5; h = 5

Step 2:

The surface area = 2(lw + wh + lh)

= 2(2×5 + 2×5 + 5×5)

= 2(10 + 10 + 25)

= 90 square units

Q 8 - Find the length, width and height of the following rectangular prism. Then find its surface area.

Surface area of a rectangular prism made of unit cubes Quiz8

Answer : D

Explanation

Step 1:

The length , width and height are l = 2 ; w = 3; h = 4

Step 2:

The surface area = 2(lw + wh + lh)

= 2(2×3 + 2×4 + 4×3)

= 2(6 + 8 + 12)

= 52 square units

Q 9 - Find the length, width and height of the following rectangular prism. Then find its surface area.

Surface area of a rectangular prism made of unit cubes Quiz9

Answer : B

Explanation

Step 1:

The length , width and height are l = 5 ; w = 3; h = 2

Step 2:

The surface area = 2(lw + wh + lh)

= 2(5×3 + 5×2 + 2×3)

= 2(15 + 10 + 6)

= 62 square units

Q 10 - Find the length, width and height of the following rectangular prism. Then find its surface area.

Surface area of a rectangular prism made of unit cubes Quiz10

Answer : C

Explanation

Step 1:

The length , width and height are l = 3 ; w = 5; h = 4

Step 2:

The surface area = 2(lw + wh + lh)

= 2(3×5 + 4×3 + 5×4)

= 2(15 + 12 + 20)

= 94 square units

surface_area_of_rectangular_prism_made_of_unit_cubes.htm
Advertisements